Zobrazeno 1 - 5
of 5
pro vyhledávání: '"Jian-Fa Zong"'
Publikováno v:
Molecules, Vol 21, Iss 2, p 188 (2016)
Two new oleanane-type saponins, named oleiferasaponins C4 (1) and C5 (2), were isolated from Camellia oleifera Abel. seed cake residue. Their respective structures were identified as 16α-hydroxy-22α-O-angeloyl-23α-aldehyde-28-dihydroxymethylene-ol
Externí odkaz:
https://doaj.org/article/6617d0060a5f4cbc9a71a064b075f2df
Publikováno v:
Organic Chemistry Frontiers. 9:6475-6483
Undescribed enantiomeric pairs of acylphloroglucinol related meroterpenoids with 11/5/6 spiro-heterocyclic systems were isolated from Hypericum kouytchense.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d7f813888b136648d5b8ff3460384d68
https://doi.org/10.1039/d2qo01485h
https://doi.org/10.1039/d2qo01485h
Autor:
Qing Shi, Ying-Ying Shao, Jia Li, Jian-Fa Zong, Ai-Jun Hou, Meng-Meng Zhang, Yubo Zhou, Zhu Hu
Publikováno v:
Organic Letters. 22:2797-2800
Hyperprins A (1) and B (2), two polyprenylated acylphloroglucinol related meroterpenoids with undescribed carbon skeletons, were isolated from Hypericum przewalskii. Compound 1 possesses a new 6/6/6/6/5/5 hexacyclic system with an unprecedented tetra
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::34806828009cecc1941025e3eabc413e
https://doi.org/10.1021/acs.orglett.0c00786
https://doi.org/10.1021/acs.orglett.0c00786
Publikováno v:
Fitoterapia. 153
Three new polyprenylated acylphloroglucinol meroterpenoids, hyperiforins A–C (1–3), were isolated from Hypericum forrestii (Chittenden) N. Robson, together with twelve known analogues (4–15). Their structures were established by extensive physi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fcc74748d9d3b6cefe45b075f9f2ba7f
https://pubmed.ncbi.nlm.nih.gov/34111550
https://pubmed.ncbi.nlm.nih.gov/34111550
Publikováno v:
Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica. 44(3)
Twelve alkaloids were isolated from the bulbs of Fritillaria yuminensis by column chromatography over silica gel, ODS, and Sephadex LH-20, as well as RP-HPLC. Their structures were identified mainly by NMR and MS analyses as yubeinine(1), imperialine
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=pmid________::795a2651935d7ff37f89023441a8d67d
https://pubmed.ncbi.nlm.nih.gov/30989914
https://pubmed.ncbi.nlm.nih.gov/30989914